forked from kalmar/DALGLI0
Update 'Zadanie3'
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Zadanie3
37
Zadanie3
@ -1,9 +1,12 @@
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def toBinary(string):
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from sys import argv
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return "".join([format(ord(char),'#010b')[2:] for char in string])
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def toString(binaryString):
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def toString(binaryString):
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return "".join([chr(int(binaryString[i:i+8],2)) for i in range(0,len(binaryString),8)])
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return "".join([chr(int(binaryString[i:i+8],2)) for i in range(0,len(binaryString),8)])
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def toBinary(string):
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return "".join([format(ord(char),'#010b')[2:] for char in string])
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#XOR
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#XOR
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def xor(a, b):
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def xor(a, b):
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@ -52,16 +55,19 @@ def divide(message, poly16):
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def decode(message_final,poly16):
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def decode(message_final,poly16):
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l_poly16 = len(poly16)
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l_poly16 = len(poly16)
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appended_message2 = message_final
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appended_message2 = message_final
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remainder = divide(appended_message2, poly16)
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remainder = divide(appended_message2, poly16)
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#sprawdzenie kazdego bitu
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#Poprawione sprawdzanie
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suma = 0
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for i in range(0, len(remainder)):
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for i in range(0, len(remainder)):
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if '1' not in remainder:
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if '1' in remainder:
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print("true ")
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suma = suma+1
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elif '1' in remainder:
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print("false ")
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if suma == 0:
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print("true ")
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elif suma > 0:
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print("false")
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def encode(message, poly16):
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def encode(message, poly16):
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@ -70,13 +76,13 @@ def encode(message, poly16):
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l_poly16 = len(poly16)
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l_poly16 = len(poly16)
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# Dodaj n-1 "0" do wiadomosci
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# Dodajemy n-1 "0" do wiadomosci
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appended_message = aa + '0'*(l_poly16-1)
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appended_message = aa + '0'*(l_poly16-1)
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remainder = divide(appended_message, poly16)
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remainder = divide(appended_message, poly16)
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message_final = aa + remainder
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message_final = aa + remainder
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print("binarnie calosc : ", message_final)
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print("binarnie calosc : ", message_final)
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#konwersja z ascii do binarnego
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#konwersja z binarnego do ascii
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ab=toString(message_final)
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ab=toString(message_final)
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print("w ascii : ", ab)
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print("w ascii : ", ab)
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print("sprawdzenie : ")
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print("sprawdzenie : ")
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@ -85,8 +91,13 @@ def encode(message, poly16):
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poly16 = "10001000000100001"
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poly16 = "10001000000100001"
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print("podaj wiadomosc do zakodowania : ")
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message = str(raw_input())
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encode(message, poly16)
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def main():
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global message
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message = list(argv[1])
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flag = argv[2]
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if flag == 'encode':
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encode(message, poly16)
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if __name__ == '__main__':
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main()
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